Black Rock Weather Forecast

    • 13
    • 20

    Cloudy

    • 12
    • 21

    Cloudy

    • 11
    • 22

    Cloudy

    • 9
    • 27

    Partly cloudy

    • 15
    • 31

    Shower

    • 13
    • 20

    Shower

    • 12
    • 20

    Shower

Today 7 Mar Lower South East

Cloudy. Slight chance of a shower in the south in the late morning and early afternoon. Near zero chance of rain elsewhere. Winds southerly 20 to 30 km/h tending southeasterly 15 to 25 km/h in the late evening. Daytime maximum temperatures in the low 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southerly 10 to 15 knots turning southeasterly 15 to 20 knots in the early afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 3 metres, increasing to 3 to 4 metres south of Port MacDonnell.
Weather
Cloudy.
Weather Situation
A ridge of high pressure lies to the south of SA. The ridge will strengthen as another high strengthens over waters south of the Bight over the weekend. This second high will move eastwards late in the weekend and early next week ahead of a cold front expected to move across mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Black Rock Temperature Statistics View More

March Temperature

Mount Gambier Airport (34km)

  • Lowest 4 March, 2026

    7.5 °C

  • Average March

    16.7 °C

  • Highest 5 March, 2026

    24.4 °C

Climate (2021–Present)

Mount Gambier Airport (34km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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